package com.zhijiaoyun.service;

import java.io.IOException;
import java.util.List;

import com.zhijiaoyun.model.Test;

/**
 * @author shisfish
 * @date 2017/6/6
 */
public interface ITestService {

	List<Test> selectByParams();

    void changePicture(String type) throws IOException;
}
